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Principal parts

  1. How many principal parts does a regular Latin verb have?
  2. Which principal parts are finite verb forms? What person and number is used for these principal parts?
  3. The verb interficiō “to kill” is actually a compound of the verb faciō. (Compare the way English can create phrasal verbs: “do away with” someone does not mean the same thing as “do” something!) Compare the principal parts of faciō and interficiō. Which parts are identical to prefixing inter- to a form of facio? What changes in the other forms?

Memorize the principal parts of the verbs in the vocabulary list for unit 1, then answer the following questions.

  • name two verbs belonging to the fourth conjugation. How regular are their principal parts?
  • compare the principal parts of the verbs capiō “to seize” and facio “to do, make”. How are the changes in their principal parts similar?

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